import javax.swing.JOptionPane; import javax.swing.JDialog; import javax.swing.JOptionPane; public class JOptionPaneTest2 { public static void main(String[] args) { JDialog.setDefaultLookAndFeelDecorated(true); int response = JOptionPane.showConfirmDialog(null, "Do you want to continue?", "Confirm", JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE); if (response == JOptionPane.NO_OPTION) { System.out.println("No button clicked"); } else if (response == JOptionPane.YES_OPTION) { System.out.println("Yes button clicked"); } else if (response == JOptionPane.CLOSED_OPTION) { System.out.println("JOptionPane closed"); } } }